“…We identify sectors for which an attribute is high through an indicator variable that takes the value of 1 for the fourth quartile of the given attribute as defined in Appendix A.3. For country heterogeneity analysis, we rely on the google mobility data to understand the initial severity of the lockdown, the income classification from the World Bank, and a GVC taxonomy developed in World Bank (2020) based on the extent of GVC participation, the goods and services exported, and measures of innovation, that differentiates 2 For the BPS round 1 and 2 questionnaires, see Apedo-Amah et al (2020) and Cirera et al (2021a), for the trade module introduced in wave 3 see Appendix D. For most countries, the sampling frame was based on censuses from Statistics Agencies, Ministries of Finance or Economy, or business listings from Business Associations, and typically only included businesses that could be found in some registers or listings. The WBES COVID-19 follow-up surveys, by design, cover only formal firms.…”